JPH01178056A - Transport of rack dolly and device thereof - Google Patents

Abstract

PURPOSE:To improve the efficiency in the accommodating work for a dolly by installing a transport means for transporting a rack dolly onto which racks into which articles are mounted are mounted along a guide and a turntable equipped with a carrying in/out means and allowing said dolly to be transported in an arbitrary direction. CONSTITUTION:The titled transfer device is constituted of a rack dolly 2 for transferring a rack 1 onto which tires, etc., are loaded. transport means 4 installed onto a dolly guide 3 for guiding the dolly 2 to a prescribed position, turntable 5, and a carrying-in/out means 6 installed onto the turntable 5. In operation, the engaging member 11 of the transport means 4 is engaged with the engaging projections 9 (9a-9c) installed onto the undersurface of the dolly 2, and after the dolly 2 is transported to the vicinity of the turntable 5, the engaging member 14 of the carrying in/out means 6 is engaged with the above- described projections 9, and then the dolly 2 is retracted onto the turntable 5, and then the turntable 5 is turned by a prescribed angle, and the direction of the dolly 2 is changed, and the dolly 2 is transported to another dolly guide.

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a method and device for transporting a rack truck, and more specifically to a method for transporting a truck on which a rack is mounted in any direction for roughking. The present invention relates to a method for transporting a rack truck and a device therefor.

[Prior art]

Conventionally, for example, when moving a rack for loading tires, etc. to an arbitrary location, or storing it at an arbitrary location depending on the type of tire, etc., the rack was loaded onto a trolley, transported to a predetermined location, and then the rack was moved to an arbitrary location. In general, this involves loading and unloading items, and transshipping them to other racks.

However, such work requires a lot of effort and time, and is extremely inefficient.

Furthermore, automating such work requires a large space, and there is also the problem that it is extremely difficult to automate the above-mentioned work in a limited space.

[Purpose of the invention]

This invention was devised by focusing on such conventional problems, and its purpose is to solve the problem in a limited space.
To provide a method and device for transporting a rack truck that can transport or store a rack while it is being transferred to an arbitrary location.

[Structure of the invention]

In order to achieve the above-mentioned object, the present invention includes a rack truck provided with a retaining protrusion at at least one location on the lower surface of the support plate, and a truck guide to which this rack truck is transported, which engages with the retaining protrusion of the rack truck. A turntable comprising: a rotationally drivable transport means equipped with a locking member that connects to the trolley guide and a rotatably driven loading/unloading means equipped with a locking member that is linked and connected to the transport means. and at multiple locations around the turntable,
A trolley guide equipped with a conveying means that is linked and connected to the loading/unloading means is installed, and as a method of transporting the rack trolley, a conveying means provided on the trolley guide is attached to a retaining protrusion provided on the lower surface of the support plate of the rack trolley. The locking member of the means is engaged, and the rack carriage is moved to the vicinity of the turntable by the driving of the conveyance means, and here the locking member of the loading/unloading means provided on the rack guide installed on the turntable is engaged. ,
The rack cart is engaged with the engagement protrusion provided on the lower end of the support plate of the rack cart, and the loading/unloading means is rotated to draw and transfer the rack cart onto the turntable, and the turntable is placed in a predetermined position. After rotating the angle of
By driving the loading/unloading means in reverse and transporting the rack truck to another truck guide installed at a predetermined position via the conveying means, the truck with the rack loaded thereon can be moved to any location. The gist of the system is to be able to automatically and efficiently carry out the work of transporting and accommodating the device to a location.

[Embodiments of the invention]

The present invention will be described in detail below based on the accompanying drawings.

FIG. 1 is a plan view of a rack truck transfer device according to the present invention, FIG. 2 is a front view of FIG. 1, and FIG. 3 is a side view. A rack trolley 2 for transferring the rack 1 loaded with such items, and a trolley guide 3 for guiding the rack trolley 2 to a predetermined position.
A transport means 4 for the rack cart 2 installed on the cart guide 3, a rotatable turntable 5 connected to the cart guide 3, and a rotatable loading/unloading means 6 installed on the turntable 5. It is made up of.

As shown in FIG. 4, a plurality of the truck guides 3 are arranged around the turntable 5 facing in an arbitrary direction.
It is constructed so that it can be carried out to any location.

The rack truck 2 is provided with wheels 8 at the four corners of the lower surface of a support plate 7 that supports the rack 1, and engaging protrusions 9a, 9b, 9c at both longitudinal ends of the support plate 7 and at the center.
is installed.

Further, the cart guide 3 guides the rack cart 2, and the cart guide 3 has a locking member 11 that engages with the engagement protrusions 9a, 9b, and 9c on the endless chain 10. The conveying means 6 which can be rotated and provided with
is installed. The endless chain 10
is a sprocket 12 provided at the front and rear of the trolley guide 3
The sprockets a and 12b are rotated, and one sprocket 12a is configured to be rotationally driven by a drive motor 13.

Next, as shown in FIG. 1, the turntable 5 connected to the cart guide 3 is connected to a rotationally driveable loading/unloading means 6 equipped with a locking member 14 connected to the conveying means 12.
is placed on the table 15, and the table 15 is placed on the central axis 16.
It is configured to be rotatable about a fulcrum, and is configured to be rotationally driven by a drive motor 17.

Further, the loading/unloading means 6 has a locking member 14 that engages with the engaging protrusions 9a, 9b, and 9c on an endless chain 19 similar to the above, on a cart guide 18 installed on the table 15. The endless chain 19 is wound around sprockets 21a and 21b provided at the front and rear of the truck guide 18, and one sprocket 21a is configured to be rotationally driven by a drive motor 22. There is.

In addition, in the figure, 23 indicates a stopper of the rack truck 2, and 24 indicates a detection means (limit switch) for detecting whether or not the rack truck 2 is carried onto the turntable 5.

Next, the method of transporting the rack truck 2 will be explained in Fig. 5(a)~
This will be explained with reference to FIG. 5(d).

First, as shown in FIG. 5(a), a rack truck 2 carrying a rack l loaded with a plurality of tires, etc.
From the position on the trolley guide 3, drive motor 1
3, the endless chain 10 of the conveying means 4 is rotationally driven, and the engaging protrusions 9a, 9b of the rack truck 2 are
, 9C are engaged with the locking member 11 of the chain 10, and the rack truck 2 is transported to the vicinity of the turntable 5 by driving the transport means 6. In this state, next, as shown in FIG. Engagement protrusion 9
a, the locking member 14 provided on the chain 19 is engaged, and the rack cart 2 is pulled onto the turntable 5 and transferred.

This state is shown in FIG.
It is detected that the product has been imported.

Then, in response to a signal from the detection means 24, the drive motor 17 is driven to rotate at a predetermined number of rotations, the turntable 5 is rotated by a predetermined angle, and the direction in which the rack truck 2 is carried out is set.

From this state, the drive motor 22 is driven in the reverse direction, and the locking member 20 provided on the chain 19 engages with the locking protrusion 9b provided at the center of the rack truck 2 due to the reverse operation to that described above. Then, move the rack cart 2 on the turntable 5.
is pushed out onto the cart guide 3, and as shown in FIG. The locking member 11 of the chain 10 is engaged with the engagement protrusion 9C located on the end side, and the rack cart 2 is pulled out from the turntable 5 onto the cart guide 3 by the drive of the conveying means 6, and is transferred in an arbitrary direction. .

By the method described above, the rack cart 2 carrying the rack 1 can be moved in any direction, and
It is also possible to rough king while the rack 1 is being transferred.

〔Effect of the invention〕

In this invention, the engaging protrusion provided on the lower surface of the support plate of the rack truck is engaged with the locking member of the conveying means provided on the truck guide, and the rack truck is moved to the turntable by driving the conveying means. The rack is transported to a nearby location, and the locking member of the loading/unloading means provided on the rack guide installed on the turntable is engaged with the engaging protrusion provided on the tip side of the lower surface of the support plate of the rack truck. Along with the delivery and
The carry-out means is driven to rotate, the rack cart is pulled in and transferred onto the turntable, the turntable is rotated by a predetermined angle, and then the carry-in/take-out means is driven in reverse to move the rack cart to a predetermined position. Since the rack carts are transported to other cart guides installed in the rack via a transport means, the transfer and ranking of rack carts can be done automatically without much effort and time. blocks etc. can be efficiently accommodated in any position,
This has the effect of significantly improving work efficiency.

Further, the present invention provides a rack truck having a retaining protrusion at at least one location on the lower surface of the support plate, and a locking member that engages with the retaining protrusion of the rack truck, and a truck guide to which the rack truck transports the rack truck. and a turntable comprising a rotationally drivable loading/unloading means that is connected to the trolley guide and has a locking member that is linked and connected to the conveying means. Since trolley guides equipped with transport means that are connected to the loading/unloading means are installed at multiple locations around the turntable, transportation, direction change, and storage of the rack trolley can be easily performed even within a certain space. can be carried out efficiently,
Furthermore, since it can be installed without repairing or modifying the installation location, equipment costs are low and safety can be improved.

[Brief explanation of the drawing]

FIG. 1 is a plan view of a rack truck transfer device embodying the present invention, FIG. 2 is a front view of FIG. 1, FIG. 3 is a side view, and FIG.
The figure is an explanatory view showing the relationship between the turntable and the cart guide, and FIGS. 5(a) to 5(d) are explanatory views showing the method of transporting the rack cart. DESCRIPTION OF SYMBOLS 1... Rack, 2... Rack cart, 3... Cart guide, 4... Transport means, 5... Turntable, 6
... Carrying in/out means, 9a, 9b, 9c... Engagement projections, 11... Locking member. Agent Patent Attorney Nobuo Ogawa −

Claims (1)

[Claims] 1. A locking member of a conveyance means provided on a dolly guide is engaged with an engagement protrusion provided on the lower surface of the support plate of the rack dolly, and the rack dolly is moved to the turntable by driving the conveyance means. The locking member of the loading/unloading means installed on the rack guide installed on the turntable is then moved to a nearby location.
The rack cart is engaged with the engagement protrusion provided on the lower end of the support plate of the rack cart, and the loading/unloading means is rotated to draw and transfer the rack cart onto the turntable, and the turntable is placed in a predetermined position. After rotating the angle of
A method for transporting a rack truck, characterized in that the loading/unloading means is driven in reverse to transport the rack truck to another truck guide installed at a predetermined position via a conveying means. 2. A rotating rack truck having an engaging protrusion provided on at least one location on the lower surface of the support plate, and a truck guide to which the rack truck transports a locking member that engages with the engaging protrusion of the rack truck. The turntable comprises a drivable conveyance means, and a turntable comprising a rotationally drivable loading/unloading means that is connected to the cart guide and has a locking member that is interlocked with the conveyance means. A transport device for a rack truck, characterized in that truck guides each having a conveying means connected to the loading/unloading means are installed at a plurality of locations around the rack truck.